http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Published also as thesis (PH.D) Columbia university, 1928.
Sismondi, J.-C.-L. Simonde de (Jean-Charles-Léonard Simonde)
Studies in history, economics, and public law ; no. 298